Home / 1,001,648.16-1,382,342.27-565,914.38

Finding the Fourth Proportional to 1,001,648.16, 1,382,342.27 and 565,914.38

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Solution

The fourth proportional to 1,001,648.16, 1,382,342.27 and 565,914.38 is: 781,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,648.16 : 1,382,342.27 = 565,914.38 : x
  2. Step 2: Convert to fraction form
    1,001,648.16/1,382,342.27 = 565,914.38/x
  3. Step 3: Cross multiply
    1,001,648.16x = 1,382,342.27 × 565,914.38
  4. Step 4: Simplify right side
    1,001,648.16x = 782,287,358,933.56
  5. Step 5: Solve for x
    x = 782,287,358,933.56/1,001,648.16
  6. Step 6: Final answer
    x = 781,000.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.